EN 1.1122 Steel vs. EN 1.1151 Steel
Both EN 1.1122 steel and EN 1.1151 steel are iron alloys. Their average alloy composition is basically identical. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.
For each property being compared, the top bar is EN 1.1122 steel and the bottom bar is EN 1.1151 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 100 to 130 | |
| 130 to 150 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 12 to 21 | |
| 21 to 26 |
| Fatigue Strength, MPa | 170 to 260 | |
| 180 to 240 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 73 | |
| 73 |
| Shear Strength, MPa | 240 to 290 | |
| 300 to 330 |
| Tensile Strength: Ultimate (UTS), MPa | 340 to 460 | |
| 460 to 520 |
| Tensile Strength: Yield (Proof), MPa | 240 to 370 | |
| 240 to 340 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 400 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1460 |
| Melting Onset (Solidus), °C | 1420 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 51 | |
| 50 |
| Thermal Expansion, µm/m-K | 12 | |
| 12 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.0 | |
| 7.1 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.0 | |
| 8.2 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.8 | |
| 2.1 |
| Density, g/cm3 | 7.9 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 1.4 |
| Embodied Energy, MJ/kg | 18 | |
| 19 |
| Embodied Water, L/kg | 46 | |
| 47 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 36 to 89 | |
| 98 to 100 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 160 to 360 | |
| 160 to 310 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 12 to 16 | |
| 16 to 18 |
| Strength to Weight: Bending, points | 14 to 17 | |
| 17 to 18 |
| Thermal Diffusivity, mm2/s | 14 | |
| 13 |
| Thermal Shock Resistance, points | 11 to 15 | |
| 15 to 16 |
Alloy Composition
| Carbon (C), % | 0.080 to 0.12 | |
| 0.17 to 0.24 |
| Chromium (Cr), % | 0 | |
| 0 to 0.4 |
| Copper (Cu), % | 0 to 0.25 | |
| 0 |
| Iron (Fe), % | 98.7 to 99.62 | |
| 97.7 to 99.43 |
| Manganese (Mn), % | 0.3 to 0.6 | |
| 0.4 to 0.7 |
| Molybdenum (Mo), % | 0 | |
| 0 to 0.1 |
| Nickel (Ni), % | 0 | |
| 0 to 0.4 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 to 0.035 |
| Silicon (Si), % | 0 to 0.3 | |
| 0 to 0.4 |
| Sulfur (S), % | 0 to 0.025 | |
| 0 to 0.035 |